in russia. but it is important for foreign policy credibility. the u.s. has certain red lines. it committed to defending ukraine's territorial sovereignty. that credibility is important with respect to asia. president obama was reassuring asian partners and allies the u.s. would come to their defense in a situation in which chinese territorial ambitions seem to be growing. or is a broader repercussion that goes beyond ukraine and russia for the united states. >> we seem to be spreading ourselves them. we are going to defend asian countries against china? we are going to defend the ukraine against russia? did the american people have the stomach for the kind of -- , in that stepping in big of away? anythingsee us doing that costs much money. how far do you think the president is going to go? >> we are never going to see boots on the ground. but matt brings up a good point. the american people are not for more action or activity in foreign countries right now. i think that plays a role in white ho